from datetime import datetime
from datetime import date
from datetime import timedelta

print(datetime.now().strftime("%Y-%m-%d"))
print(datetime.now().strftime("%Y-%m-%d %H:%M:%S"))
print(str(date.today()+timedelta(1)) + " " + "00:00:00")
print(str(date.today()+timedelta(1)) + " " + "23:59:59")